From 697bc74535c8150279fc82189561757f85fa37b2 Mon Sep 17 00:00:00 2001
From: Aurora <davidone92@katamail.com>
Date: Tue, 12 Apr 2016 00:56:41 +0200
Subject: [PATCH] Added tentative N3DS clock speed/L2 cache patch by @TuxSH.

---
 injector/source/patcher.c | 26 +++++++++++++++++++++++++-
 source/config.c           |  5 +++--
 source/firm.c             |  6 +++---
 3 files changed, 31 insertions(+), 6 deletions(-)

diff --git a/injector/source/patcher.c b/injector/source/patcher.c
index 122fa18..5199c64 100644
--- a/injector/source/patcher.c
+++ b/injector/source/patcher.c
@@ -111,6 +111,7 @@ static int loadConfig()
     {
         ret = IFile_Read(&file, &total, &config, 3);
         IFile_Close(&file);
+        if(R_SUCCEEDED(ret)) config |= 1 << 24;
     }
 
     return ret;
@@ -205,7 +206,7 @@ void patchCode(u64 progId, u8 *code, u32 size)
         case 0x0004001000027000LL: // KOR MSET
         case 0x0004001000028000LL: // TWN MSET
         {
-            if(R_SUCCEEDED(loadConfig()) && ((config >> 4) & 1))
+            if(R_SUCCEEDED(loadConfig()) && ((config >> 6) & 1))
             {
                 static const u16 verPattern[] = u"Ver.";
                 const u32 currentNand = ((config >> 16) & 3);
@@ -278,5 +279,28 @@ void patchCode(u64 progId, u8 *code, u32 size)
 
             break;
         }
+
+        case 0x0004013020002202LL: // N3DS PTM
+        {
+            if(R_SUCCEEDED(loadConfig()) && ((config >> 4) & 1))
+            {
+                static const u8 configN3dsCpuPattern[] = {
+                    0x02, 0x98, 0x01, 0x79, 0x1C
+                };
+                static const u8 configN3dsCpuPatch[] = {
+                    0x02, 0x98, 0x03, 0x21
+                };
+
+                //Disable SecureInfo signature check
+                patchMemory(code, size, 
+                    configN3dsCpuPattern, 
+                    sizeof(configN3dsCpuPattern), 0, 
+                    configN3dsCpuPatch, 
+                    sizeof(configN3dsCpuPatch), 1
+                );
+            }
+
+            break;
+        }
     }
 }
\ No newline at end of file
diff --git a/source/config.c b/source/config.c
index a98e83e..9cf57c0 100644
--- a/source/config.c
+++ b/source/config.c
@@ -24,10 +24,11 @@ void configureCFW(const char *configPath)
                                   "( ) Updated SysNAND mode (A9LH-only)",
                                   "( ) Force A9LH detection",
                                   "( ) Use second EmuNAND as default",
+                                  "( ) Force max N3DS clock speed and L2 cache",
+                                  "( ) Use developer UNITINFO",
                                   "( ) Show current NAND in System Settings",
                                   "( ) Show GBA boot screen in patched AGB_FIRM",
-                                  "( ) Enable splash screen with no screen-init",
-                                  "( ) Use developer UNITINFO" };
+                                  "( ) Enable splash screen with no screen-init" };
 
     u32 optionsAmount = sizeof(optionsText) / sizeof(char *);
 
diff --git a/source/firm.c b/source/firm.c
index a21c280..c32403f 100755
--- a/source/firm.c
+++ b/source/firm.c
@@ -142,7 +142,7 @@ void main(void)
                 configureCFW(configPath);
 
             //If screens are inited or the corresponding option is set, load splash screen
-            if(PDN_GPU_CNT != 1 || CONFIG(6, 1)) loadSplash();
+            if(PDN_GPU_CNT != 1 || CONFIG(8, 1)) loadSplash();
 
             //Determine if we need to boot an emuNAND or sysNAND
             nandType = (pressed & BUTTON_L1) ? autoBootSys : ((pressed & BUTTON_R1) ? updatedSys : !autoBootSys);
@@ -271,7 +271,7 @@ static inline void patchNativeFirm(u32 nandType, u32 emuHeader, u32 a9lhInstalle
     *(u16 *)sigOffset2 = sigPatch[0];
     *((u16 *)sigOffset2 + 1) = sigPatch[1];
 
-    if(CONFIG(7, 1))
+    if(CONFIG(5, 1))
     {
         //Apply UNITINFO patch
         u32 unitInfoOffset;
@@ -385,7 +385,7 @@ static inline void patchTwlAgbFirm(u32 firmType)
 
     /* Calculate the amount of patches to apply. Only count the boot screen patch for AGB_FIRM
        if the matching option was enabled (keep it as last) */
-    u32 numPatches = firmType == 1 ? (sizeof(twlPatches) / sizeof(patchData)) : (sizeof(agbPatches) / sizeof(patchData) - !CONFIG(5, 1));
+    u32 numPatches = firmType == 1 ? (sizeof(twlPatches) / sizeof(patchData)) : (sizeof(agbPatches) / sizeof(patchData) - !CONFIG(7, 1));
     const patchData *patches = firmType == 1 ? twlPatches : agbPatches;
 
     //Patch